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MOS Technology 6502: Difference between revisions
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==Internals== | ==Internals== | ||
The 6502 had many revisions and derivatives. Most of the revisions have either enhanced | The 6502 had many revisions and derivatives. Most of the revisions have either enhanced its capabilities or have added new features. | ||
Depending on the manufacturer the fabrication process can be CMOS, HMOS and NMOS. | Depending on the manufacturer, the fabrication process can be CMOS, HMOS and NMOS. | ||
The 6502 has three registers | The 6502 has three registers, one main register and two index registers. The original MOS 6502 had 151 "legal" opcodes. Later version included more. | ||
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